Alibaba.com offers 973 ultrasonic car detector products. About 17% of these are sensors, 8% are access control system, and 3% are other security & protection products. A wide variety of ultrasonic car detector options are available to you, such as auto, door, and level sensor. You can also choose from free samples, paid samples. There are 978 ultrasonic car detector suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Iran (Islamic Republic of), and Singapore, which supply 99%, 1%, and 1% of ultrasonic car detector respectively. Ultrasonic car detector products are most popular in Domestic Market, South Asia, and Southeast Asia. You can ensure product safety by selecting from certified suppliers, including 330 with ISO9001, 255 with Other, and 232 with ISO14001 certification.